[prev in list] [next in list] [prev in thread] [next in thread]
List: oss-security
Subject: [oss-security] CVE-2017-11334 Qemu: exec: oob access during dma operation
From: P J P <ppandit () redhat ! com>
Date: 2017-07-17 7:56:43
Message-ID: alpine.LFD.2.20.1707171312030.16715 () wniryva
[Download RAW message or body]
Hello,
Qemu emulator built to use 'qemu_map_ram_ptr' to access guests' ram block area
is vulnerable to a OOB r/w access issue. It could occur during a DMA
operation.
A privileged user inside guest could use this flaw to crash the guest instance
resulting in DoS.
Upstream patch:
---------------
-> https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.html
Reference:
----------
-> https://bugzilla.redhat.com/show_bug.cgi?id=1471638
This issue was reported by Mr Alex.
Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
[prev in list] [next in list] [prev in thread] [next in thread]
Configure |
About |
News |
Add a list |
Sponsored by KoreLogic